Income Per Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 28, 2013	Jun. 29, 2012	Jun. 28, 2013	Jun. 29, 2012
Basic:
Net income	$ 101,509	$ 162,679	$ 221,698	$ 278,513
Basic weighted shares outstanding (in shares)	320,472,000	321,218,000	320,175,000	321,898,000
Net income per share (in dollars per share)	$ 0.32	$ 0.51	$ 0.69	$ 0.87
Diluted:
Net income	$ 101,509	$ 162,679	$ 221,698	$ 278,513
Basic weighted shares outstanding (in shares)	320,472,000	321,218,000	320,175,000	321,898,000
Stock options, ESPP, and restricted stock unit shares (in shares)	3,055,000	4,067,000	3,104,000	4,274,000
Diluted weighted shares outstanding	323,527,000	325,285,000	323,279,000	326,172,000
Net income per share (in dollars per share)	$ 0.31	$ 0.50	$ 0.69	$ 0.85
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	2,200,000	1,600,000	1,900,000	1,200,000